Finding the Fourth Proportional to 13,150.83, 18,153.27 and 8,899.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,150.83 : 18,153.27 = 8,899.82 : x
2. Step 2: Convert to fraction form
   13,150.83/18,153.27 = 8,899.82/x
3. Step 3: Cross multiply
   13,150.83x = 18,153.27 × 8,899.82
4. Step 4: Simplify right side
   13,150.83x = 161,560,744.65
5. Step 5: Solve for x
   x = 161,560,744.65/13,150.83
6. Step 6: Final answer
   x = 12,285.21